/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package Servlet;

import classes.Reports;
import com.mysql.jdbc.Connection;
import com.mysql.jdbc.Statement;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Brian
 */
@WebServlet(name = "setshareprice", urlPatterns = {"/setshareprice.html"})
public class setshareprice extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException, SQLException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            
            try{
            Connection con=dataBaseController.getConnection();
        try {
                Class.forName("com.mysql.jdbc.Driver");
            } catch (ClassNotFoundException ex) {
                Logger.getLogger(editemployee.class.getName()).log(Level.SEVERE, null, ex);
            }
            Statement st = (Statement) con.createStatement();
             Reports.getConnection("SELECT * FROM brchung.stock;");
            ArrayList<String[]> rs=Reports.getResults(1,4);
            for(int i=0;i<rs.size();i++)
            {
                if(!((String)rs.get(i)[1]).equals(request.getParameter(rs.get(i)[0]))){
                    st.executeUpdate("INSERT INTO `brchung`.`stockhistory`(`stockid`,`Date`,`PricePerShare`)VALUES('"+rs.get(i)[0]+"',NOW(),"+request.getParameter(rs.get(i)[0])+");");
                }
              st.executeUpdate("UPDATE `brchung`.`stock` SET `PricePerShare`="+request.getParameter(rs.get(i)[0]) +" WHERE `StockSymbol`='"+rs.get(i)[0] +"';");
            }
            
            //out.println("<p>Redirecting in 5 second...</p>");
            //response.setHeader("Refresh","5;URL=index.jsp");
            response.sendRedirect("index.jsp");
            //st.close();
            //con.close();
        }
        catch(SQLException e){
            e.printStackTrace();
        }
        } finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        try {
            processRequest(request, response);
        } catch (SQLException ex) {
            Logger.getLogger(setshareprice.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        try {
            processRequest(request, response);
        } catch (SQLException ex) {
            Logger.getLogger(setshareprice.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
